Zosimovych N., Singla R. K.
THE ANALYSIS OF TOLERANCES CRITERIA TO UAV EXTERNAL SURFACES
Sharda University, Uttar Pradesh, India
As a result of perfection of forms modern and perspective UAV probes of typical geometrical parameters of a surface have been made the technique of appointment of admissions and criteria for tolerances external surfaces on external surfaces is offered.
Key words: Unmanned Aerial Vehicle (UAV), surface, aerodynamic quality, sinuosity, technological roughness’s, ledge, constructive and technological actions, fuselage, fuel consumption, specifications, flying vehicle (FV), performance, manufacturing, maintenance, cost, lifecycle.
В результате совершенствования форм современных и перспективных беспилотных летательных аппаратов предложена методика назначения допусков на внешние обводы летательных аппаратов, обоснована схема выбора допусков и выполнен анализ влияния допусков на качество поверхности.
Introduction. Increase of efficiency UAV is caused, on the one side, by a problem of fuel resources, and with another side a tendency of change of structure of expenses for life cycle aside reduction of a share of initial FV cost. Aircraft engineering practice marks following basic ways of increase of FV efficiency [1]:
- Application of essentially new constructive decisions and materials (10…20%).
- Perfection of engines (20…30 %).
- Aerodynamics perfection (to 40 %).
The importance and urgency of improving the aerodynamic efficiency by improving the forms of modern and advanced FV, including by improving the quality of exterior surfaces, confirmed by the entire history of aviation.